IndividualActive
William Riess, PH.D.
NPI 1700969235 · Clinical Psychologist · Berkeley, CA
William Riess, PH.D. is a Clinical Psychologist provider in Berkeley, CA (NPI 1700969235).
Provider details
- NPI number
- 1700969235
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY2810 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
2417 Carleton St
Berkeley, CA 94704-3310
Phone: (510) 845-6892
Fax: (510) 845-5489
Street-level locationGet directions
Mailing address
2417 Carleton St
Berkeley, CA 94704-3310
Registry dates
- Enumerated
- 2006-10-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Riess's NPI number?
- William Riess's National Provider Identifier (NPI) is 1700969235, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Riess's specialty?
- William Riess is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is William Riess located?
- William Riess's practice location on file with NPPES is 2417 Carleton St, Berkeley, CA 94704-3310.
- What is William Riess's phone number?
- The practice phone number listed in the NPPES registry for William Riess is (510) 845-6892.
- Is William Riess's NPI active?
- Yes — William Riess's NPI (1700969235) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.